Wrigley Gulf is an embayment about 115 miles wide along the coastline of Antarctica, lying seaward of the Getz Ice Shelf

Getz Ice Shelf

Getz Ice Shelf is an Antarctic ice shelf, over 480 km long and from 32 to 96 km wide, bordering the Hobbs and Bakutis Coasts of Marie Byrd Land between McDonald Heights and Martin Peninsula. Several large islands are partially or wholly embedded in the ice shelf.The ice shelf westward of Siple...

. Nearly a right angle in plan, its limits are described by Grant Island

Grant Island

Grant Island is an ice-covered island, long and wide, lying east of the smaller Shepard Island off the coast of Marie Byrd Land. Grant Island is located at . Like Shepard Island, Grant Island is surrounded by the Getz Ice Shelf on all but the north side. Grant Island was discovered and charted...

, Dean Island

Dean Island

Dean Island is an ice-covered island, 20 miles long and 10 miles wide, lying within the Getz Ice Shelf and midway between Grant Island and Siple Island, off the coast of Marie Byrd Land which is unclaimed territory in Antarctica. First sighted from a distance of 20 mi from the USS Glacier on...

, and Siple Island

Siple Island

Siple Island is a long snow-covered island lying east of Wrigley Gulf along the Getz Ice Shelf off Bakutis Coast of Marie Byrd Land, Antarctica...

, which are partially or wholly embedded in the ice shelf.

Wrigley Gulf was discovered in December 1940 by the US Antarctic Service (USAS), and named for Philip Wrigley, a Chicago manufacturer who helped support the expedition.